:root{
    --primary-color: #333;
    --secondary-color: #444;
    --overaly-color: rgba(0,0,0,0.2);
}

*{
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  
}

body{
    font-family: 'Catamaran', sans-serif ;
    line-height: 1.6;
    color: #333;
    font-size: 1.1rem;
    background-color: rgb(244, 238, 232);
}

h1, h2, h3, h4 {
    line-height: 1.3;

}

a{
    color: var(--secondary-color);
    text-decoration: none;

}

ul{
    list-style: none;
}

img{
    width: 100%;
}

.container{
    max-width: 1100px;
    margin: auto;
    overflow: hidden;
    padding: 0 2rem;
}

.navbar{
    font-size: 1.2rem;
    padding-top: 0.3rem;
    padding-bottom: 0.3rem;
}

.navbar .container{
    display: grid;
    grid-template-columns: repeat(2, 1fr);
}
.navbar .logo{
    font-size: 2rem;
}

.navbar .nav{
    justify-self: flex-end;
    display: flex;
    justify-content: center;
}

.navbar .nav a{
    padding: 0 1rem;
}

.navbar .nav a:hover{
    color: #555;
}

/*Section A*/

.section-a .container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-gap: 3rem;
    align-items: center;
    justify-content: center;
}

.section-a h1{
    font-size: 4rem;
    color: var(--primary-color);
}

.section-a p{
    margin: 1rem 0;
}

/*section B*/

.section-b {
    position: relative;
    background: url(headphone.jpg) no-repeat bottom center/cover;
    height: 600px;
}

.section-b-inner{
    color: #fff;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    margin: auto;
    max-width: 860px;
    padding: 5rem 0;
}

.section-b-inner h3{
    font-size: 2rem;
  
}

.section-b-inner h2{
    font-size: 5rem;
    margin-top: 1rem;
}

.section-b-inner p{
    font-size: 1.5rem;
    margin-top: 1rem;
}

/*section C*/

.section-c .gallery{
    display: grid;
    grid-template-columns: repeat(5, 1fr);
}

.section-c .gallery a:first-child {
    grid-row: 1/3;
   grid-column: 1/3;
}

.section-c .gallery a:nth-child(2){
    grid-column: 3/5;
}

.section-c .gallery img, .section-c .gallery a{
    width: 100%;
    height: 100%;
}

/*Footer*/
.section-footer {
    background: var(--primary-color);
    color: #fff;
    padding: 4rem 0;
}

.section-footer .container{
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-gap: 1rem;
}

.section-footer  h2{
    font-size: 2rem;
    margin-bottom: 1rem;
}


.section-footer  h3{
    margin-bottom: 0.7rem;
}

.section-footer{
    line-height: 1.9;
    color: #ccc;
}

.section-footer a > i{
    color: #555;
    margin-right: 0.5rem;
}

/*Email Form*/

.email-form {
    width: 100%;
    display: inline-block;
    background-color: #555;
    position: relative;
    border-radius: 20px;
    line-height: 0;
    margin-top: 1rem;
}

.email-form .form-control{
    display: inline-block;
    border: 0;
    outline: 0;
    font-size: 1rem;
    color: #ddd;
    background-color: transparent;
    font-family: inherit;
    margin: 0;
    padding:0 3rem 0 1.5rem;
    width: 100%;
    height: 45px;
    border-radius: 20px;
}

.email-form .submit{
    display: inline-block;
    position: absolute;
    top: 0;
    right: 0;
    width: 45px;
    height: 45px;
    background-color: #eee;
    font-size: 1rem;
    text-align: center;
    margin: 0;
    padding: 0;
    outline: 0;
    border: 0;
    color: #333;
    cursor: pointer;
    border-radius: 0 20px 20px 0;
}

/*Utilities*/

.btn{
    display: inline-block;
    background: var(--primary-color);
    color: #fff;
    padding: 0.8rem 1.5rem;
    border: none;
    cursor: pointer;
    font-size: 1.1rem;
    border-radius: 30px;
}

.btn:hover{
    background: var(--secondary-color);
}

.overlay{
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 100%;
    background-color: var(--overaly-color);
}

/*Media Queris*/
@media(max-width: 700px) {
    .section-a .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .section-a .container div:first-child{
        order: 2;
    }
    .section-a .container div:last-child{
        order: -1;
    }

    .section-a img{
        width: 80%;
        margin: auto;
    }

    .section-b-inner h2{
        font-size: 3.5rem;
    }

    .section-c .gallery {
        grid-template-columns: repeat(3, 1fr);
    }

    .section-c .gallery a:first-child {
        grid-row: 1/1;
        grid-column: 1/1;
    }
    .section-c .gallery a:nth-child(2) {
        grid-row: 2/2;
        grid-column: 2/4;
    }
    .section-c .gallery a:last-child{
       display: none;
    }

    .section-footer {
        padding: 2rem 0;
    }

    .section-footer .container{
        grid-template-columns: 1fr;
        text-align: center;
    }

    .section-footer div:nth-child(2),
    .section-footer div:nth-child(3){
        display: none;
    }
}